American Ninja Warrior has grown in popularity recently. The show puts competitors through a grueling series of difficult obstacles which weed out even the best athletes.

It was to the viewers shock that 100lb, 5″ Kacy Catanzaro became the first woman to ever make it to the finals of American Ninja Warrior. Catanzaro spent two years training for American Ninja Warrior alongside her boyfriend and co-competitor Brent Steffensen which led to a huge advantage.